122403520412 has 12 divisors (see below), whose sum is σ = 225480169320. Its totient is φ = 57980614896.

The previous prime is 122403520403. The next prime is 122403520423. The reversal of 122403520412 is 214025304221.

It is a congruent number.

It is an unprimeable number.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 805286243 + ... + 805286394.

It is an arithmetic number, because the mean of its divisors is an integer number (18790014110).

Almost surely, 2^122403520412 is an apocalyptic number.

It is an amenable number.

122403520412 is a deficient number, since it is larger than the sum of its proper divisors (103076648908).

122403520412 is a wasteful number, since it uses less digits than its factorization.

122403520412 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 1610572660 (or 1610572658 counting only the distinct ones).

The product of its (nonzero) digits is 3840, while the sum is 26.

Adding to 122403520412 its reverse (214025304221), we get a palindrome (336428824633).

The spelling of 122403520412 in words is "one hundred twenty-two billion, four hundred three million, five hundred twenty thousand, four hundred twelve".